From 4fc55377db44397a54adf37af549c132972bde7f Mon Sep 17 00:00:00 2001
From: Carsten Schmiemann <carsten.schmiemann@pfalz-mail.de>
Date: Sun, 13 Nov 2022 00:41:57 +0100
Subject: [PATCH] Show outside temp in title bar

---
 src/display.cpp |  6 ++++++
 src/main.cpp    | 13 +++++++++++--
 2 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/src/display.cpp b/src/display.cpp
index f71a147..9388af6 100644
--- a/src/display.cpp
+++ b/src/display.cpp
@@ -41,6 +41,8 @@ char* title_battery;
 char* title_grid;
 
 bool pv_charging = false;
+bool show_temp_outside = false;
+float temperature_outside = 0.0;
 char* screenbuffer;
 
 void display_begin() {
@@ -97,6 +99,10 @@ void display_header(char* TEXT) {
     display.drawStr(2,7,TEXT);
     display.drawLine(0, 8, 128, 8);
     display.drawLine(100, 0, 100, 8);
+    if (show_temp_outside)
+    {
+        display.setCursor(50,7); display.print(temperature_outside);
+    }
     
 }
 
diff --git a/src/main.cpp b/src/main.cpp
index 98e08d5..955ecfe 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -64,6 +64,10 @@ char display_lang[2] = "";
 long unsigned int DISPLAY_REFRESH_INTERVAL; 
 long unsigned int DISPLAY_SCREEN_INTERVAL;
 
+//Display config
+extern bool show_temp_outside;
+extern float temperature_outside;
+
 //MQTT connect strings
 char mqtt_pv_voltage[80];
 char mqtt_pv_power[80];
@@ -99,7 +103,7 @@ PubSubClient client(espClient);
 //Globals
 long lastMsg = 0;
 char msg[50];
-float pv_v = 0, pv_w = 0, pv_i = 0, pv_kwh = 0, inv_p = 0, inv_i = 0, batt_v = 0, batt_i = 0, batt_p = 0, batt_c_min = 0, batt_c_max = 0, grid_p = 0, batt_soc = 0, temp_outside = 0, load_ph1 = 0, load_ph2 = 0, load_ph3 = 0;
+float pv_v = 0, pv_w = 0, pv_i = 0, pv_kwh = 0, inv_p = 0, inv_i = 0, batt_v = 0, batt_i = 0, batt_p = 0, batt_c_min = 0, batt_c_max = 0, grid_p = 0, batt_soc = 0, load_ph1 = 0, load_ph2 = 0, load_ph3 = 0;
 bool lastButtonRotationState = HIGH, lastButtonSetupState = HIGH;
 bool currentButtonRotationState, currentButtonSetupState;
 int display_screen = 0;
@@ -207,7 +211,7 @@ void callback(char* topic, byte* message, unsigned int length) {
   if (String(topic) == mqtt_temp_outside) {
     DynamicJsonDocument json(512);
     deserializeJson(json, messageTemp);
-    temp_outside = json["value"];
+    temperature_outside = json["value"];
   }
 
   //System - AC Load Phase 1
@@ -398,6 +402,11 @@ void setup() {
   DISPLAY_SCREEN_INTERVAL = strtol(disp_screen_interval, NULL, 10);
   set_display_language(display_lang);
 
+  if (strtol(address_outside_temperature, NULL, 10) != 0)
+  {
+    show_temp_outside = true;
+  }
+
   client.setServer(mqtt_server, 1883);
   client.setCallback(callback);
   char* ip_address = new char[40]();